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  <title>Document</title>
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<body>
  <script>
    function test() {
      var count = 0;
      for (i = 1; i <= 4; i++) {
        for (j = 1; j <= 4; j++) {
          for (k = 1; k <= 4; k++) {
            if (i != j && j != k && i != k) {
              console.log(i, j, k);
              count++;
            }
          }
        }
      }
      console.log(count);
    }
    test();

    // console.log(array([1, 2, 3, 4]));
  </script>
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